Pipeline blockage dredging device

The invention discloses a pipeline blockage dredging device. The pipeline blockage dredging device mainly comprises a spring body, wherein a head end of the spring body movably passes through a round center hole of a fixing plate; the head end position of the spring body is welded with a cylindrical...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIU YILUO, FANG CHENGYU, SUN XIAOWEN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER FIXED CONSTRUCTIONS SEWERAGE SINKS WATER SUPPLY
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